demanding the barack obama administration on climate change and reject the pipeline. >>> the president earlier this year said he would push the pipeline through. sounds more cautious in his state of the kwraoup address. >> if congress will not act soon to protect future generations i will. i will direct my cabinet to come up with executive actions that we can take to reduce pollution, prepare our communities for climate change and speed the transition to more sustainable sources of energy. >> reporter: it will run from canada to the gulf coast. they claim the extrapgz of oil from tar sands generates more greenhouse casses. they said the president has gone part way but they want more. >> now we want him to do the next thing, say no to the keystone pipeline and say yes to cutting carbon from existing power plants. >> reporter: the keystone pipe line will be a difficult decision for the barack obama administration. and, of course, there is no room in that decision for compromise. reporting live in san francisco, kpix-5. >>> investigators are trying to figure out who is at fault in a crash